Cetirizine-impurities | Pharmaffiliates

cetirizine

Cetirizine is sold under the brand name Zyrtec among others, is a second generation antihistamine used to treat allergic rhinitis (hay fever), dermatitis, and urticaria.. Reference standards of Cetirizine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

PA 30 51000

Cetirizine - API


  • Catalogue No.:PA 30 51000

  • CAS :

    83881-51-0

  • Molecular Formula : C21H25ClN2O3

  • Molecular Weight : 388.89

PA 30 51510

2-(2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)ethanol Hydrochloride;


  • Catalogue No.:PA 30 51510

  • CAS :

    1244-76-4

  • Molecular Formula : C21H28Cl2N2O2

  • Molecular Weight : 411.37

PA 30 51520

Cetirizine Methyl Ester


  • Catalogue No.:PA 30 51520

  • CAS :

    83881-46-3

  • Molecular Formula : C22H27ClN2O3

  • Molecular Weight : 402.91

PA 30 51530

((2R,3R,4S,5R,6S)-3,4,5-Trihydroxy-6-(((2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)tetrahydro-2H-pyran-2-yl)methyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate Hydrochloride


  • Catalogue No.:PA 30 51530

  • CAS :

    NA

  • Molecular Formula : C33H46Cl2N2O13

  • Molecular Weight : 749.63

PA STI 018750

(±)-Cetirizine-d4 Dihydrochloride


  • Catalogue No.:PA STI 018750

  • CAS :

    1219803-84-5

  • Molecular Formula : C21H23D4Cl3N2O3

  • Molecular Weight : 465.83

PA STI 018770

rac Cetirizine-d8 N-Oxide


  • Catalogue No.:PA STI 018770

  • CAS :

    1216444-13-1

  • Molecular Formula : C21H17D8ClN2O4

  • Molecular Weight : 412.94

PA STI 018780

Cetirizine-d8 N-(2-Ethoxyacetate)


  • Catalogue No.:PA STI 018780

  • CAS :

    NA

  • Molecular Formula : C25H23D8ClN2O6

  • Molecular Weight : 499.03

PA STI 020500

2-[4-[(4-Chlorophenyl)phenylmethyl]-1-piperazinyl]ethanol-d4


  • Catalogue No.:PA STI 020500

  • CAS :

    1794756-21-0

  • Molecular Formula : C19H19D4ClN2O

  • Molecular Weight : 334.88

PA STI 020570

1-[(4-Chlorophenyl)phenylmethyl]piperazine-d8


  • Catalogue No.:PA STI 020570

  • CAS :

    1189925-23-2

  • Molecular Formula : C17H11D8ClN2

  • Molecular Weight : 294.85

PA 30 0511001

DL-Carnitine


  • Catalogue No.:PA 30 0511001

  • CAS :

    406-76-8

  • Molecular Formula : C7H15NO3

  • Molecular Weight : 161.2

PA 30 0511002

Cetirizine Glycerol Ester


  • Catalogue No.:PA 30 0511002

  • CAS :

    1243652-36-9

  • Molecular Formula : C24H31ClN2O5

  • Molecular Weight : 462.97

PA 30 0511003

2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]propanoic acid ethyl ester


  • Catalogue No.:PA 30 0511003

  • CAS :

    105198-38-7

  • Molecular Formula : C11H24O3Si

  • Molecular Weight : 232.4

PA STI 088702

Cetirizine-d8


  • Catalogue No.:PA STI 088702

  • CAS :

    774596-22-4

  • Molecular Formula : C21H17D8ClN2O3

  • Molecular Weight : 396.94

PA 30 0511004

Tert-Butyl Cetirizine


  • Catalogue No.:PA 30 0511004

  • CAS :

    335017-46-4

  • Molecular Formula : C25H33ClN2O3

  • Molecular Weight : 445

PAI 03 001511

Cetirizine Allyl Ester


  • Catalogue No.:PAI 03 001511

  • CAS :

    NA

  • Molecular Formula : C24H29ClN2O3

  • Molecular Weight : 428.96

PAI 03 001512

2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetyl chloride


  • Catalogue No.:PAI 03 001512

  • CAS :

    NA

  • Molecular Formula : C21H24Cl2N2O2

  • Molecular Weight : 407.34

PA STI 088881

D,L-Carnitine-d3 Chloride


  • Catalogue No.:PA STI 088881

  • CAS :

    119766-67-5

  • Molecular Formula : C7H13D3ClNO3

  • Molecular Weight : 200.68

PA 30 0511006

1-((4-Chlorophenyl)(phenyl)methyl)-4-(4-methoxybenzyl)piperazine malonate


  • Catalogue No.:PA 30 0511006

  • CAS :

    NA

  • Molecular Formula : C28H31ClN2O5

  • Molecular Weight : 511.02

PA 30 0511005

Cetirizine sorbitol ester


  • Catalogue No.:PA 30 0511005

  • CAS :

    13848888-64-5

  • Molecular Formula : C27H37ClN2O8

  • Molecular Weight : 553.05

PAI 03 001513

1-Hydroxypropan-2-yl 2-(2-(4-((R)-(4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate


  • Catalogue No.:PAI 03 001513

  • CAS :

    NA

  • Molecular Formula : C24H31ClN2O4

  • Molecular Weight : 446.2

PA 30 0511007

Ethyl 2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetate


  • Catalogue No.:PA 30 0511007

  • CAS :

    19178-83-7

  • Molecular Formula : C21H25ClN2O2

  • Molecular Weight : 372.89

PA I 00015

(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethanol


  • Catalogue No.:PA I 00015

  • CAS :

    705289-61-8

  • Molecular Formula : C19H23ClN2O

  • Molecular Weight : 330.85

PAI 03 001514

(4-Chlorophenyl)(phenyl)methyl methanesulfonate


  • Catalogue No.:PAI 03 001514

  • CAS :

    NA

  • Molecular Formula : C14H13ClO3S

  • Molecular Weight : 296.77

PA 30 0511008

(R)-De(carboxymethyl) Cetirizine Ethanol Dihydrochloride


  • Catalogue No.:PA 30 0511008

  • CAS :

    728948-88-7

  • Molecular Formula : C19H25Cl3N2O

  • Molecular Weight : 403.77